8) Identify the expressions equivalent to sin(77) given the triangle. Please select two. O cos(77") 0 O cos(13) 8 8.2 77 O cos(167")

Q: 5) Find the exact values. Do not use a calculator. a. cos 60° + tan 45° – sin 30° b. csc- 4 + sin: 2

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Q: ® I co coso de COs o

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Q: Simplify sin?g + sing csce + cos?g. 2 1

A: We can find the answer as below.

Q: simplify

A: Given that

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A: The problem is asking us to determine the quadrant in which an angle O is located given that cos(O)…

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Q: Which is equal to cos? 2π 3 2/5455 3 O cos O sin 2T 3 O cos O sin

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Q: 2) Use a double-angle formula to simplify: sin (10z) cos (5r)

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Q: 17) sin? 0(2 sec? 0+3csc? e) csc? 0 - cot? 0 + sin? 0 18) 1- cos? 0 cos? 0- sin? 0 19) 20)…

A: 17) Identities to be used to simplify the above expression are, Now simplify the given expression.…

Q: Give the exact value of each expression in simplest radical form. 33.) a. cos 45° 34.) a. sin(-45°)…

A: Since you have posted multiple questions, as per guidelines we are supposed to answer only first…

Q: Choose the correct phrase to complete the statement: Angles A and B are the acute angles in a right…

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Q: Question 5 What is the exact value of A B C 위~ SI 2 2 ㅠ 200(1) - 40%(1 COS D √6 2

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Q: 3 and sin 0 <0, determine the remaining five trigonometric 4 10. Given cos0 = values.

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Q: Rewrite sin 2 cos as an algebraic expression in v. 4 sin 2 cos 4 믐 =

A: We have to write the trigonometric expression as algebraic form in terms of v.

Q: What is the exact value of cos- (sin a) where a = 13T radians? 4

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Q: cos² A (sec² A – 1)

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Q: Which of the following is not equivalent to cos (-)? 5 O a. sin O b. sin (45°) O c. cos O d. cos

A: